Eruptions of the Yellowstone volcanic system have included the two largest volcanic eruptions in North America in the past few million years; the third largest was at Long Valley in California and produced the Bishop ash bed.
On the diesel Passat, the TDI badge stands for Turbocharged Direct Injection, which isn't really all that helpful as the gasoline-powered Passat is also turbocharged and also uses direct injection. Volkswagen attempts to clear this up by calling this Passat the Passat TDI Clean Diesel.
So you own a TDI diesel Volkswagen and have learned that your fuel emissions are way more than you thought. Whatever you do, donât sell it.The Environmental Protection Agency announced last week that Volkswagen had been circumventing emissions standards by using a âdefeat deviceâ in certain models.o you own a TDI diesel Volkswagen and have learned that your fuel emissions are way more than you thought. Whatever you do, donât sell it.